The Story Behind This Sofa
Cushion fill is the least discussed and most consequential comfort decision in a sofa, so here is the honest comparison.
Foam gives immediate, consistent support. It holds its shape with no effort from you, does not need plumping, and suits people who like a firm seat and a tidy-looking sofa. It softens gradually over years but never collapses.
Feather and down gives a deep, enveloping sit that moulds to the body - the sink-in feeling people associate with very expensive sofas. The trade-off is real: it needs plumping every few days or it looks flat and creased, and it is unsuitable for anyone with feather allergies.
Blended - a foam core wrapped in a feather or hollow-fibre layer - is what most people actually want. The core holds the shape and takes the load; the wrap gives the soft first impression. It still needs occasional plumping, but far less.
In humid Indian conditions, feather needs more airing than it does in a dry climate. That is worth knowing before choosing it.